At RSA Dyno, we provide a comprehensive range of testing equipment and sensors tailored for engine remanufacturers. Specializing in high-performance engine dynamometers and precision diagnostic tools, we help businesses enhance their testing capabilities with reliable, cutting-edge solutions. Our expertise ensures that engine rebuilders have the equipment they need to optimize performance, improve efficiency, and maintain the highest quality standards. Whether you're testing industrial, marine, or on- and off-highway engines, RSA Dyno delivers the tools and support necessary to get the job done right.
At RSA Dyno, we provide full turnkey solutions for both new and used dynos, delivering everything you need to set up and optimize your testing operations. Whether you're looking to purchase a brand-new dyno system or refurbish an existing one, we offer customized solutions tailored to meet your specific needs. From initial consultation and equipment sourcing to installation, calibration, and ongoing support, we ensure that your system is ready to perform at its best. Our comprehensive approach guarantees seamless integration, enabling you to get up and running quickly while maximizing the efficiency and lifespan of your hardware. Whether it's a new setup or revitalizing your existing equipment, RSA Dyno is your trusted partner for complete dyno solutions.
At RSA Dyno, we specialize in repairing and refurbishing all types of dynamometers, breathing new life into machines from leading brands like Schenck, Froude, Taylor, Powertest, and many others. Whether it's a legacy dyno or a modern machine, we have the expertise and experience to restore it to peak performance. We understand the value of your equipment and offer comprehensive repair services, from mechanical fixes to advanced electronic calibration. No matter the make or model, we bring reliability and precision back to your dyno, ensuring it performs like new for years to come.
Unlock precision and efficiency with our advanced DAQ systems designed for precise engine testing.
Maximize your engine testing capabilities with a system designed for performance, reliability, and ease of use.
At RSA Dyno, we understand that the performance of your equipment is crucial to the success of your operations. That’s why we offer comprehensive field service for all your dyno and transmission testing needs.
Our skilled team is equipped to handle everything from routine maintenance and calibration to emergency repairs and troubleshooting. Whether you're testing engines, transmissions, or other critical components, we ensure your equipment stays in top working condition to deliver accurate and reliable results.
We provide:
For more information or to schedule a service visit, please contact us using the contact form.
In partnership with PowerTest – Delivering Top-Quality Engine Testing Solution

We are proud to be in partnership with PowerTest, a leader in the design and manufacture of state-of-the-art engine testing equipment. As part of this exclusive collaboration, we are able to supply a full range of PowerTest products, from new dynos to cutting-edge transmission test benches.
Whether you're looking to expand your testing capabilities with high-performance dynamometers or need precision-driven solutions for transmission testing, we have you covered. Our expert team works closely with PowerTest to ensure you receive top-tier products that meet your exact specifications and requirements.
By partnering with PowerTest, we bring you:
Count on us for the best in engine and transmission testing solutions, delivered with efficiency and expertise.
Trading Name Notice:
Arayn Developments is a trading name of RSA Dyno. All products and services offered under the RSA Dyno brand are provided by Arayn Developments registration number :.2023/1055510/07